chromium/components/performance_manager/tab_helper_frame_node_source.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_PERFORMANCE_MANAGER_TAB_HELPER_FRAME_NODE_SOURCE_H_
#define COMPONENTS_PERFORMANCE_MANAGER_TAB_HELPER_FRAME_NODE_SOURCE_H_

#include "base/memory/raw_ptr.h"
#include "components/performance_manager/frame_node_source.h"

#include "base/observer_list_types.h"
#include "base/scoped_multi_source_observation.h"
#include "components/performance_manager/performance_manager_tab_helper.h"

namespace performance_manager {

// An implementation of FrameNodeSource that uses PerformanceManagerTabHelper to
// get frame node information.
class TabHelperFrameNodeSource : public FrameNodeSource,
                                 public PerformanceManagerTabHelper::Observer { … };

}  // namespace performance_manager

#endif  // COMPONENTS_PERFORMANCE_MANAGER_TAB_HELPER_FRAME_NODE_SOURCE_H_